September weather forecast
Wanaherang, Indonesia

September

Weather in September

September, the first month of the spring in Wanaherang, is also a hot month, with temperature in the range of an average high of 32.1°C (89.8°F) and an average low of 23.1°C (73.6°F).

Temperature

The advent of September reveals an average high-temperature of a still hot 32.1°C (89.8°F), showing minimal difference from the prior month. Wanaherang records an average nighttime low of 23.1°C (73.6°F) in September.

Heat index

Throughout September, the heat index is calculated to be a blisteringly hot 40°C (104°F). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.
Observations indicate that the heat index values are for shady locations with light wind. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a metric representing the sensation of warmth when air temperature and moisture come together. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
Evaporation of sweat is the main factor behind the cooling effect of perspiration in the human body. An increase in relative humidity retards evaporation, subsequently reducing the body's heat removal rate and leading to a sensation of being overly warm. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

The months with the lowest humidity in Wanaherang are September and October, with an average relative humidity of 68%.

Rainfall

In September, the rain falls for 13.7 days. Throughout September, 41mm (1.61") of precipitation is accumulated. In Wanaherang, during the entire year, the rain falls for 242.8 days and collects up to 1039mm (40.91") of precipitation.

Daylight

In September, the average length of the day in Wanaherang is 12h and 4min.
On the first day of September in Wanaherang, Indonesia, sunrise is at 05:52 and sunset at 17:51. On the last day of the month, sunrise is at 05:37 and sunset at 17:46 WIB.

Sunshine

The average sunshine in September in Wanaherang is 9.3h.

UV index

The months with the highest UV index are February through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 7 during September leads to these advisories:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.

Frequently asked questions

How hot does it get in Wanaherang in September?
During September, Wanaherang experiences an average high-temperature of 32.1°C (89.8°F) and a low-temperature of 23.1°C (73.6°F). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is calculated to be 40°C (104°F).
What is the least humid month in Wanaherang?
September and October, with an average relative humidity of 68%, are the least humid months in Wanaherang.
What is the average humidity in September in Wanaherang?
The average relative humidity in September in Wanaherang is 68%.
How much does it rain in Wanaherang in September?
In September, in Wanaherang, the rain falls for 13.7 days. Throughout September, 41mm (1.61") of precipitation is accumulated.
What is the average length of the day in September in Wanaherang?
In Wanaherang, the average day length in September is 12h and 4min.
What time are sunrise and sunset in September in Wanaherang?
On the first day of September in Wanaherang, sunrise is at 05:52 and sunset at 17:51. On the last day of the month, sunrise is at 05:37 and sunset at 17:46 WIB.
How long on average sun shines in September in Wanaherang?
In September, the average sunshine duration in Wanaherang is 9.3h.
What are the months with the highest UV index in Wanaherang?
February through December, with an average maximum UV index of 7, are months with the highest UV index in Wanaherang, Indonesia.
What is the UV index intensity in September in Wanaherang?
The average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Wanaherang, Indonesia
  • Average high temperature in September: 32.1°C

The warmest month (with the highest average high temperature) is October (32.3°C).
The month with the lowest average high temperature is January (29.5°C).

  • Average low temperature in September: 23.1°C

The month with the highest average low temperature is November (24.6°C).
The coldest months (with the lowest average low temperature) are July and August (22.5°C).

Average pressure in September
Wanaherang, Indonesia
  • Average pressure in September: 1011.2mbar

The month with the highest atmospheric pressure is September (1011.2mbar).
The month with the lowest atmospheric pressure is December (1009.2mbar).

Average wind speed in September
Wanaherang, Indonesia
  • Average wind speed in September: 6.9km/h

The windiest month (with the highest average wind speed) is January (9.1km/h).
The calmest month (with the lowest average wind speed) is November (6.2km/h).

Average humidity in September
Wanaherang, Indonesia
  • Average humidity in September: 68%

The month with the highest relative humidity is February (79%).
The months with the lowest relative humidity are September and October (68%).

Average rainfall in September
Wanaherang, Indonesia
  • Average rainfall in September: 41mm

The wettest month (with the highest rainfall) is April (140mm).
The driest month (with the least rainfall) is August (36mm).

Average rainfall days in September
Wanaherang, Indonesia
  • Average rainfall days in September: 13.7 days

The month with the highest number of rainy days is November (24.9 days).
The month with the least rainy days is August (11.7 days).

Average daylight in September /
Average sunshine in September
Wanaherang, Indonesia
  • Average daylight in September: 12h and 1min

The month with the longest days is December (Average daylight: 12h and 30min).
The month with the shortest days is June (Average daylight: 11h and 48min).

  • Average sunshine in September: 9h and 2min

The month with the most sunshine is March (Average sunshine: 9h and 42min).
The month with the least sunshine is July (Average sunshine: 7h and 6min).

Average sunshine days in September
Wanaherang, Indonesia
  • Average sunshine days in September: 13.9 days

The month with the most sunshine days is August (15.8 days).
The month with the least sunshine days is November (3.5 days).

Average UV index in September
Wanaherang, Indonesia
  • Average UV index in September: 7

The months with the highest UV index are February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The month with the lowest UV index is January (UV index 6).

Average cloud cover in September
Wanaherang, Indonesia
  • Average cloud cover in September: 27

The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in September
Wanaherang, Indonesia
  • Average visibility in September: 10km

The months with the highest visibility are March, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February and April (9km).

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